diff options
Diffstat (limited to 'recipes/busybox/files')
| -rw-r--r-- | recipes/busybox/files/simple.script | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/recipes/busybox/files/simple.script b/recipes/busybox/files/simple.script new file mode 100644 index 0000000000..5cc21b9de2 --- /dev/null +++ b/recipes/busybox/files/simple.script @@ -0,0 +1,72 @@ +#!/bin/sh + +# udhcpc script edited by Tim Riker <Tim@Rikers.org> + +[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 + +RESOLV_CONF="/etc/resolv.conf" +[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" +[ -n "$subnet" ] && NETMASK="netmask $subnet" + +# return 0 if root is mounted on a network filesystem +root_is_nfs() { + grep -qe '^/dev/root.*\(nfs\|smbfs\|ncp\|coda\) .*' /proc/mounts +} + +have_bin_ip=0 +if [ -x /bin/ip ]; then + have_bin_ip=1 +fi + +case "$1" in + deconfig) + if ! root_is_nfs ; then + if [ $have_bin_ip -eq 1 ]; then + ip addr flush dev $interface + ip link set dev $interface up + else + /sbin/ifconfig $interface 0.0.0.0 + fi + fi + ;; + + renew|bound) + if [ $have_bin_ip -eq 1 ]; then + ip addr add dev $interface local $ip/$mask $BROADCAST + else + /sbin/ifconfig $interface $ip $BROADCAST $NETMASK + fi + + if [ -n "$router" ] ; then + if ! root_is_nfs ; then + if [ $have_bin_ip -eq 1 ]; then + while ip route del default 2>/dev/null ; do + : + done + else + while route del default gw 0.0.0.0 dev $interface 2>/dev/null ; do + : + done + fi + fi + + metric=0 + for i in $router ; do + if [ $have_bin_ip -eq 1 ]; then + ip route add default via $i metric $((metric++)) + else + route add default gw $i dev $interface metric $((metric++)) 2>/dev/null + fi + done + fi + + echo -n > $RESOLV_CONF + [ -n "$domain" ] && echo search $domain >> $RESOLV_CONF + for i in $dns ; do + echo adding dns $i + echo nameserver $i >> $RESOLV_CONF + done + ;; +esac + +exit 0 |